Home / 107,914.20-148,914.60-60,164.70

Finding the Fourth Proportional to 107,914.20, 148,914.60 and 60,164.70

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Solution

The fourth proportional to 107,914.20, 148,914.60 and 60,164.70 is: 83,023.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,914.20 : 148,914.60 = 60,164.70 : x
  2. Step 2: Convert to fraction form
    107,914.20/148,914.60 = 60,164.70/x
  3. Step 3: Cross multiply
    107,914.20x = 148,914.60 × 60,164.70
  4. Step 4: Simplify right side
    107,914.20x = 8,959,402,234.62
  5. Step 5: Solve for x
    x = 8,959,402,234.62/107,914.20
  6. Step 6: Final answer
    x = 83,023.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.